import threading, zipfile

class AsyncZip(threading.Thread):
	def __init__(self,infile, outfile):
		threading.Thread.__init__(self)
		self.infile = infile
		self.outfile = outfile
	def run(self):
		f = zipfile.ZipFile(self.outfile, 'w'. zipfile.ZIP_DEFLATED)
		f.write(self.infile)
		f.close()
		print 'Finished background zip of:',self.infile
